import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet("/parameter")
public class GetParameterServlrt extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        String username = req.getParameter("username");
        String password = req.getParameter("password");
        System.out.println("username = "+username+"   "+"password = "+password);
//        服务器返回ok
        resp.getWriter().write("OK");

//        当名字要输入中文时 最好要进行urlencode 不然可能某些浏览器无法正确处理
    }
}
